What is plate tectonics? Earthquakes and volcanoes
Plate tectonics: The world as seen from space (flattened out) The continents move around When you look at a map of the world, it seems as though it was always [...]
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09, 2017
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07, 2017
What are logarithms? Numbers and math
Earthquake in Peru - we measure earthquakes using logarithms What are logarithms? Logarithms are a way of writing numbers using exponents. "Log 100" means the exponent you'd need to use to get 100 [...]
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07, 2017
Ibn Sina – Islamic medicine
Where ibn Sina came from: Uzbekistan Ibn Sina and the Samanids in Uzbekistan Ibn Sina (known to Europeans as Avicenna) was a scientist. He was born about 980 AD in the north-eastern part of [...]
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07, 2017
Who is Poseidon? Greek gods
The god Poseidon rules the ocean Ocean god Poseidon The Greeks thought of the god Poseidon as a god of violent, unpredictable movement. He is most often the god of the ocean, which is [...]
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07, 2017
Ancient Greek climate, plants, and animals
Ancient Greek climate: The island of Rhodes Good fishing Fishing was very important to early Stone Age people, and fishing is probably what brought the first people to [...]
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06, 2017
Where are the Alps? Mountains in Europe
The Alps Where are the Alps? The Alps are a long row of mountains dividing southern Europe from northern Europe. France and Germany are on one side of the Alps, [...]
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06, 2017
Earthquakes, tsunamis, and the Richter scale
Earthquake in Peru - Earthquakes can split the ground open! What causes earthquakes? What causes earthquakes? Earthquakes happen when the moving tectonic plates that make up the surface of the Earth [...]
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06, 2017
Predicting earthquakes in ancient China
Chinese seismograph (132 AD)(thanks to National Geographic) Earthquakes are a big problem in China, where there are many earthquakes, and often strong ones. Under the Han Dynasty, a man called [...]
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06, 2017
Recording Earthquakes – ancient China project
Can you use things around your house or the hardware store to design your own seismograph to record earthquakes? Try building it to see if it would work. A good design should [...]
